Steam generator and sprayer for bakery ovens



Sept; 20, 1932. M. WATTER 1,878,353 STEAM GENERATOR AND SPRAYER FOR BAKERY QVENS Filed Sept. 28. 1931 ATTORNEY Patented Sept. 20, 1932 1 UNITED STATES PATE OFFICE MAX WATTER, OF BROOKLYN, NEW YORK STEAM GENERATOR AND SPRAYER FOR BAKERY ovnivs Application filed September 28 1931 Serial 11o. 565,537.

This invention. relates to improvements in Fig 1 is a fragmentary frontelevation of bakery ovens, and particularly to a steam a bakery'oven equipped with a steam progenerator or producer and sprayer for such, ducer and sprayer constructed according to ovens, and it is the principal object of my my. invention, V

invention to provide such a device, which Fig. 2 is a plan view in section on line 55,

can be readily installed in any oven even by 2-2 of Figure 1. i persons unskilled in the art without mate- Fig; 3flis a fragmentary longitudinal secs rial changes in the oven construction. tion through a nozzle used with my device.

Another object of my invention is the pro- As illustrated, a bakery oven '10, equipped vision of a steam producer and sprayer for with the customary oven door 11in its frame 0 bakery ovens in which a plate supporting 12 has an inspection opening 13. According the water supply pipes at a suitable angle tomy invention, this opening isclosed by a thereto is readily secured by suitable means plate 1 1 held in placeby'means of a bolt 15, over the usual inspection opening of the oven the front end of which is threaded and car- 15 door, or, if no such opening is present, over ries a wing nut 16, while itsrear end is 65 any other opening made in the door and held equipped with a head 17 engaged in a groove in place by appropriatemeans. v of the transversebar 18 holding the platein fbtill another object of my invention is the place upon the proper adjustment of the provision of a steam generator and sprayer wing nut according to the thickness of the for bakery ovens of utmost simplicity of conoven wall. r 7O struction, yet durable and highly efficient in The: plate 1&1 is providednear one of its 7 operation. ends with an outer nipple 19 into which one A further object of my invention is the end of a water supply pipe 20 is screwed provision of a device of theabove described controlledbya gate valve2l.

character in which. the water distributing The nipple 19 communicates with an in- .1 pipe carrying the sprayer nozzle is arranged ner socket 22 substantially at an angle of at an angle to its holder plate and led dil5f to the plate and adapted for the rerectly above the fire grate while its interior eeption of the outer end of a' pipe 23 carryis equipped with a suitable strainer or screen 111g at its inner end a spray nozzle 24.- situated to retain all impurities preventing clogging above the fire grate 25 near the inner vobso up ofthe nozzle. liquely arranged oven wall 26. f

A still further object of my invention is It w1ll be clear that with ovens having the the provision of a steam generator and sprayfire grate on the oppositeside of the oven, er for bakery ovens, the nozzle of which has the plate 14 need only to be turned to bring its body equipped with obliquely arranged its nipple and socket pointing to this side e bores producing jets of water mlst meeting ith th pi di e t d t d th on the outside of the nozzle at an angle of fi grate substantially 45 to produce a forceful and nozzle d h y novel d 40 eltremely fine nebulous,spmy Over proved sprayer device-is screwed upon the fire to e trmlsformed Into, Steam whlch 1S threaded end of the pipe 28, which contains absolutely salutary and adapted? o mlse the a screen 27 for the retention of impurities dough to the deslred and necessary degree carried. by the water and nozzle 24 has its makmg it hlghly attractlve and tasty V outer end wall provided with two or more These and other objects and advantages 7 a of my invention will become more fully bores 28 obliquely arranged in the end wall 95 known as the description thereof proceeds, at angle 9 as to Provide t of p -y, and will then be specifically defined in the m gfl angle of 5 y 45 7 as d d l i ind cated at 29 producing a forceful, well In the accompanying drawing, forming a nebulized sprayer m st, adapted to be 1nmaterial part of this disclosure: 7 stantly transformed into steam by the heat 10L 35 i the rear end of said bolt engaged in the of the oven fire, the nozzle being located directly above the grate. 7

It will be understood that I have disclosed the preferred form of my invention only as one example of the many possible Ways to construct my device in practice, and that I may' make such changes in its general arrangement and in the construction of the minor details thereof as come within the scope'of the appended claims without'de parture from the spirit of my invention and the principles involved.

Having thusdescribed my invention, What 7 I claim as new and desire to segue, b L tt Patent is: i v a,

1. A steam generator and sprayer, particiilarly forbakery ovens'having a front door provided with an opening, a plate clossaid opening, means for securing said platein place, an outer socket formed with said plate, a 'valve controlled water supply i pipe in said socket, an inner socket on said plate arranged 'at anangle of 415 to the inner, vvall thereof and in communication With-the outer socket, a Water delivery pipe screwed atone end into said inner soeket,

screen or strainer in said delivery pipe, and

a nozzle, at the inner end of same.

2. The combination ofa bakery oven hav 1 1;: a front door provided with an opening with a means for providing by the oven heat fine nebulous steam spray in the oven for raising the dough, said means comprising a platef'closing' the opening in the oven door, 'a bolt, :1 grooved transverse bar, a head on groove ofsaid bar, avving, nut at the front end of said bolt for securing said plate in place, an ou'ternipple on said plate adapted to receive one end of valve controlled water supply pipe, an inner socket formed With said "late in communication with said nipple and adapted to receive a sprayer pipe, a screen in said pipe and {a sprayer nozzle directly above the oven grate on'the inner end of said pipe to supply a well nebulized sprayer mist adapted to'be instantly transformed inte steam by theheat of the oven fire.

Sign d at New York, in the county of New York," and State of New York, this 26th day of September, A. D. 1931. Y MAX 'WATTER. 

